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(11)

EP 2 396 705 A1

(12)

(43) Date of publication: 21.12.2011 Bulletin 2011/51 (21) Application number: 09840039.3 (22) Date of filing: 05.11.2009

(51) International Patent Classification (IPC):  G03G 15/20(2006.01) (86) International application number: PCT/JP2009/069235 (87) International publication number: WO 2010/092720 (19.08.2010 Gazette 2010/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 12.02.2009 JP 2009029330 (71) Applicant: Ricoh Company Ltd. Tokyo 143-8555 (JP)	(72) Inventors: SHINSHI, Akira Machida-shi Tokyo 194-0022 (JP) ISHIGAYA, Yasunori Yokohama-shi Kanagawa 246-0037 (JP) (74) Representative: Schwabe - Sandmair - Marx  Patentanwälte Stuntzstraße 16 81677 München 81677 München (DE)